Writing instrument



FIG. 1 is a front, right perspective view of a writing instrument withthe writing tip extended showing our new design;

FIG. 2 is a front, right perspective view thereof with the grip portionin an alternate, twisted state;

FIG. 3 is a front elevational view of FIG. 1;

FIG. 4 is a rear elevational view of FIG. 1;

FIG. 5 is a right side elevational view of FIG. 1;

FIG. 6 is left side elevational view of FIG. 1;

FIG. 7 is a top plan view of FIG. 1; and,

FIG. 8 is a bottom plan view of FIG. 1.

The ornamental design for a writing instrument, as shown and described.